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The Chemical Educator

ISSN: 1430-4171 (electronic version)

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Abstract Volume 11 Issue 6 (2006) pp 402-405

Microscale Environmental Chemistry. Part 8: Properties, Preparation, and Characterization of Chloramines

Jorge G. Ibanez,* Patricia Balderas-Hernandez, Elizabeth Garcia-Pintor, Leticia Espinosa-Marvan, Rosa Margarita Ruiz-Martin, Juan Jose Arrieta, Maria Teresa Ramírez-Silva, and Norberto Casillas

Centro Mexicano de Quimica en Microescala, Depto. De Ing. y Ciencias Quimicas, Universidad Iberoamericana. Prolongacion Reforma 880, 01210 Mexico, D.F. México,
Received February 15, 2006. Accepted October 9, 2006.

Published online: 20 October 2006

Abstract. Chloramines are important water disinfectants mainly due to their residual action. The simplified (unified) preparation of the mono-, di-, and trichloramine in a school laboratory is described as well as their spectrophotometric analysis, which yields sufficiently distinctive absorbance peaks.

Key Words: Laboratories and Demonstrations; general chemistry, water chemistry

(*) Corresponding author. (E-mail:

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Issue date: December 1, 2006

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